<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>购物车</title>
	<%@include file="/pages/common/head.jsp"%>
	<script type="text/javascript">
		$(function () {
			$("a.deleteItem").click(function () {
				return confirm("您确定要删除"+$(this).parent().parent().find("td:first").text()+"吗？")
			})
			$("#clearItem").click(function () {
				return confirm("您确定要清空购物车吗？")
			})
			$(".updateCount").change(function () {
				let name = $(this).parent().parent().find("td:first").text();
				let id=$(this).attr('bookId');
				let count = this.value;
				if (confirm("您确定要修改"+name+"数量为："+count+"嘛?")) {
				location.href="http://localhost:8080/Book/cartServlet?action=updateCount&count="+count+"&id="+id;
				}else{
					this.value=this.defaultValue;
				}
			})
		})

	</script>
</head>
<body>
	
	<div id="header">
			<img class="logo_img" alt="" src="static/img/logo.gif" >
			<span class="wel_word">购物车</span>
					<%--静态包含登陆成功界面--%>
			<%@ include file="/pages/common/load_success.jsp" %>
	</div>
	
	<div id="main">
	
		<table>
			<tr>
				<td>商品名称</td>
				<td>数量</td>
				<td>单价</td>
				<td>金额</td>
				<td>操作</td>
			</tr>		
			<c:forEach items="${sessionScope.cart.items}" var="entry">
			<tr>
				<td>${entry.value.name}</td>
				<td>
				<input bookId="${entry.value.id}" class = "updateCount" type="text" value="${entry.value.count}">
				</td>
				<td>${entry.value.price}</td>
				<td>${entry.value.totalPrice}</td>
				<td><a class="deleteItem" href="cartServlet?action=deleteItem&id=${entry.value.id}">删除</a></td>
			</tr>
			</c:forEach>
			<c:if test="${empty sessionScope.cart.items}">
				<tr>
					<td colspan="20">亲，快去购物吧！</td>
				</tr>
			</c:if>
		</table>

			<c:if test="${not empty sessionScope.cart.items}">
				<div class="cart_info">
					<span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalCount}</span>件商品</span>
					<span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalPrice}</span>元</span>
					<span id="clearItem" class="cart_span"><a href="cartServlet?action=clearItem">清空购物车</a></span>
					<span class="cart_span"><a href="pages/cart/checkout.jsp">去结账</a></span>
				</div>
			</c:if>
	</div>

	<%@include file="/pages/common/footer.jsp"%>
</body>
</html>